two packages 42 decimeter × 15 decimeter × 9 decimeter and 18 decimeter × 15 decimeter × 21 decimeter hold the same quantity. which package needs less quantity of cardboard to make and by how much??
plz help me in solving this question.
Answers
Answered by
1
Answer:
x
2
(
3
−
x
2
)
(
1
−
x
2
)
2
Explanation:
y
=
x
3
1
−
x
2
find the derivative using the Quotient Rule
y
'
=
f
'
(
x
)
g
(
x
)
−
f
(
x
)
g
'
(
x
)
[
g
(
x
)
]
2
when
f
(
x
)
=
x
3
and
g
(
x
)
=
1
−
x
2
y
'
=
(
x
3
)
'
(
1
−
x
2
)
−
(
x
3
)
(
1
−
x
2
)
'
[
(
1
−
x
2
)
]
2
y
'
=
(
3
x
2
)
(
1
−
x
2
)
−
(
x
3
)
(
−
2
x
)
[
(
1
−
x
2
)
]
2
=
3
x
2
−
3
x
4
+
2
x
4
(
1
−
x
2
)
2
=
−
x
4
+
3
x
2
(
1
−
x
2
)
2
=
x
2
(
3
−
x
2
)
(
1
−
x
2
)
2
Step-by-step explanation:
hope this helps you
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